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Code

CREATE/DROP TRIGGER statement nodes

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This commit is contained in:
Vadim B. Mikheev 1997-08-31 11:43:09 +00:00
parent bcf03a7ed6
commit 8dd090f6da
2 changed files with 29 additions and 2 deletions
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4
src/include/nodes/nodes.h
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@ -6,7 +6,7 @@
* *
* Copyright (c) 1994, Regents of the University of California * Copyright (c) 1994, Regents of the University of California
* *
* $Id: nodes.h,v 1.9 1997/05/22 00:15:58 scrappy Exp $ * $Id: nodes.h,v 1.10 1997/08/31 11:43:08 vadim Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -183,6 +183,8 @@ typedef enum NodeTag {
T_VariableSetStmt, T_VariableSetStmt,
T_VariableShowStmt, T_VariableShowStmt,
T_VariableResetStmt, T_VariableResetStmt,
T_CreateTrigStmt,
T_DropTrigStmt,
T_A_Expr = 700, T_A_Expr = 700,
T_Attr, T_Attr,

27
src/include/nodes/parsenodes.h
View File

@ -6,7 +6,7 @@
* *
* Copyright (c) 1994, Regents of the University of California * Copyright (c) 1994, Regents of the University of California
* *
* $Id: parsenodes.h,v 1.20 1997/08/22 04:05:27 vadim Exp $ * $Id: parsenodes.h,v 1.21 1997/08/31 11:43:09 vadim Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -149,6 +149,31 @@ typedef struct ConstraintDef {
void *def; /* definition */ void *def; /* definition */
} ConstraintDef; } ConstraintDef;
/* ----------------------
* Create/Drop TRIGGER Statements
* ----------------------
*/
typedef struct CreateTrigStmt {
NodeTag type;
char *trigname; /* TRIGGER' name */
char *relname; /* triggered relation */
char *funcname; /* function to call (or NULL) */
List *args; /* list of (T_String) Values or NULL */
bool before; /* BEFORE/AFTER */
bool row; /* ROW/STATEMENT */
char *lang; /* NULL (which means Clanguage) */
char *text; /* AS 'text' */
List *upattr; /* UPDATE OF a, b,... (NI) or NULL */
char *when; /* WHEN 'a > 10 ...' (NI) or NULL */
} CreateTrigStmt;
typedef struct DropTrigStmt {
NodeTag type;
char *trigname; /* TRIGGER' name */
char *relname; /* triggered relation */
} DropTrigStmt;
/* ---------------------- /* ----------------------
* Create SEQUENCE Statement * Create SEQUENCE Statement
* ---------------------- * ----------------------